/* Top navigation + footer. Self-contained (yh- / yf- prefixes) so every page can use it. */
.yh,.yf,.yh-announce{--bg:#05050b;--surface:#0d0d18;--surface-3:#171728;--border:rgba(255,255,255,.08);--border-strong:rgba(255,255,255,.16);--text:#f3f3f6;--text-dim:#a6a3b8;--text-faint:#7a7788;--cyan:#22D3EE;--violet:#C084FC;--grad:linear-gradient(135deg,#22D3EE,#C084FC);font-family:'Manrope',system-ui,sans-serif;color:var(--text);-webkit-font-smoothing:antialiased;line-height:1.5;text-align:left}
.yh *,.yf *,.yh-announce *{box-sizing:border-box}
.yh a,.yf a,.yh-announce a{color:inherit;text-decoration:none}

.yh-announce{background:var(--grad);color:#05050b;text-align:center;font-size:13px;font-weight:700;padding:8px 16px}
.yh-announce a{text-decoration:underline}

.yh{position:sticky;top:0;z-index:60;background:rgba(5,5,11,.86);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.yh-in{max-width:1240px;margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;gap:26px}
.yh-brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.yh-brand img{width:42px;height:42px;display:block;object-fit:contain}
.yh-brand b{display:block;font-family:'Sora',sans-serif;font-weight:700;font-size:16px;line-height:1.1}
.yh-brand b span{color:var(--cyan)}
.yh-brand small{display:block;font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-faint);margin-top:2px}
.yh-nav{display:flex;gap:2px;align-items:center}
.yh-nav>a,.yh-dd>button{display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 13px;border-radius:10px;font:inherit;font-size:14px;font-weight:600;color:var(--text-dim);background:none;border:0;cursor:pointer;transition:background .15s,color .15s}
.yh-nav>a:hover,.yh-dd>button:hover,.yh-dd.open>button{background:rgba(255,255,255,.06);color:#fff}
.yh-nav>a[aria-current="page"]{color:#fff;background:rgba(255,255,255,.07)}
.yh-dd{position:relative}
.yh-dd>button svg{transition:transform .15s}
.yh-dd.open>button svg{transform:rotate(180deg)}
.yh-menu{display:none;position:absolute;top:calc(100% + 6px);left:0;min-width:270px;padding:8px;border-radius:14px;border:1px solid var(--border-strong);background:var(--surface);box-shadow:0 24px 48px -16px rgba(0,0,0,.7)}
.yh-dd.open .yh-menu{display:block}
.yh-menu a{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:10px 12px;border-radius:9px;font-size:13.5px;font-weight:600;color:var(--text-dim)}
.yh-menu a:hover{background:rgba(255,255,255,.06);color:#fff}
.yh-menu a small{font-size:11px;color:var(--text-faint);font-weight:600}
.yh-menu hr{border:0;border-top:1px solid var(--border);margin:6px 4px}
.yh-search{margin-left:auto;display:flex;align-items:center;gap:8px;height:40px;width:250px;padding:0 12px;border-radius:10px;border:1px solid var(--border);background:var(--surface)}
.yh-search:focus-within{border-color:var(--border-strong)}
.yh-search input{flex:1;min-width:0;background:transparent;border:0;outline:0;color:var(--text);font:inherit;font-size:13.5px;padding:0;box-shadow:none}
.yh-cart{position:relative;display:inline-flex;align-items:center;justify-content:center;width:44px;height:40px;border-radius:10px;border:1px solid var(--border);background:var(--surface);flex-shrink:0;transition:background .15s}
.yh-cart:hover{background:var(--surface-3)}
.yh-count{position:absolute;top:-7px;right:-7px;min-width:19px;height:19px;padding:0 5px;border-radius:999px;font-size:11px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;color:#05050b;background:var(--grad)}
.yh-count[hidden]{display:none}
.yh-burger{display:none;width:44px;height:40px;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--text);align-items:center;justify-content:center;cursor:pointer;flex-shrink:0}
.yh-panel{display:none;border-top:1px solid var(--border);padding:14px 24px 20px;max-height:calc(100vh - 68px);overflow-y:auto}
.yh-panel.open{display:block}
.yh-panel .yh-search{width:100%;margin:0 0 12px}
.yh-panel a{display:flex;justify-content:space-between;align-items:center;min-height:46px;padding:0 4px;border-bottom:1px solid var(--border);font-size:15px;font-weight:600;color:var(--text-dim)}
.yh-panel a[aria-current="page"]{color:#fff}
.yh-panel .lbl{margin:14px 4px 4px;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-faint);font-weight:700}
.yh-panel a small{font-size:11.5px;color:var(--text-faint)}
@media (max-width:980px){
  .yh-in{gap:12px;padding:0 16px}
  .yh-nav,.yh-in>.yh-search{display:none}
  .yh-cart{margin-left:auto}
  .yh-burger{display:inline-flex}
  .yh-panel{padding:14px 16px 20px}
  .yh-brand small{display:none}
}

/* footer */
.yf{margin-top:90px;border-top:1px solid var(--border);background:linear-gradient(180deg,rgba(255,255,255,.02),transparent 60%)}
.yf-in{max-width:1240px;margin:0 auto;padding:54px 24px 30px;display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.yf-brand img{width:52px;height:52px;object-fit:contain;display:block;margin-bottom:14px}
.yf-brand b{font-family:'Sora',sans-serif;font-size:17px}
.yf-brand b span{color:var(--cyan)}
.yf-brand p{margin:10px 0 0;font-size:13.5px;line-height:1.7;color:var(--text-dim);max-width:340px}
.yf h4{margin:0 0 14px;font-family:'Sora',sans-serif;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--text-faint)}
.yf ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.yf li a{font-size:14px;color:var(--text-dim)}
.yf li a:hover{color:#fff}
.yf-soc{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.yf-soc a{padding:7px 12px;border-radius:999px;border:1px solid var(--border-strong);font-size:12.5px;font-weight:700;color:var(--text-dim)}
.yf-soc a:hover{color:#fff;background:rgba(255,255,255,.06)}
.yf-bar{max-width:1240px;margin:0 auto;padding:20px 24px 34px;border-top:1px solid var(--border);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12.5px;color:var(--text-faint)}
@media (max-width:900px){.yf-in{grid-template-columns:1fr 1fr;gap:32px;padding:40px 16px 24px}.yf-brand{grid-column:1/-1}.yf-bar{padding:18px 16px 30px}}
@media (max-width:520px){.yf-in{grid-template-columns:1fr 1fr}}
@media (prefers-reduced-motion:reduce){.yh *,.yf *{transition:none!important}}
.yh .sr,.yf .sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}